public static function getInstance()
{
if (self::$instance === null) {
self::$instance = new self();
}
return self::$instance;
}
protected function getAvaliableWorkersCount()
{
$select = new Gpf_SqlBuilder_SelectBuilder();
return $this->getTableRowsCount($select, Gpf_Db_Table_JobsRuns::getName());
}
function init()
{
$this->setTable(Gpf_Db_Table_JobsRuns::getInstance());
parent::init();
}
private function deleteFinishedRuns()
{
$select = new Gpf_SqlBuilder_DeleteBuilder();
$select->from->add(Gpf_Db_Table_JobsRuns::getName());
$select->where->add(Gpf_Db_Table_JobsRuns::STARTTIME, '<', $this->getInvalidRunsMaxTimestamp());
$select->execute();
}
